Security tool
Password protect PDF
Lock a PDF with a password.
🔒 Your files never leave your deviceHow to use
- Add your PDF
- Type and confirm a password
- Download the protected PDF
About this tool
Protect salary slips, contracts and ID copies before you share them. Your PDF is encrypted with AES-256, and the text, links and quality stay exactly as they were.
100% privateFiles are processed in your browser and never uploaded.
Free, no sign-upUse every tool without an account.
Works on any phoneAndroid, iPhone, Windows and Mac. Install it as an app.
Made for IndiaExam presets, Aadhaar print and OCR in 11 Indian languages.
Frequently asked questions
What if I forget the password?
It cannot be recovered, so keep the original file or note the password safely.
Are my files uploaded to a server?
No. Password protect PDF runs inside your browser, so your document never leaves your phone or computer. Close the tab and nothing is kept.
Is Password protect PDF free?
Yes. You can use it free without creating an account. Premium removes file-size and batch limits for heavy users.
Does it work on mobile?
Yes. It works in Chrome, Safari and every modern browser on Android, iPhone, Windows and Mac. You can also install Pixel Path PDF as an app from your browser menu.